Calculate the value of the acceleration due to gravity at an altitude of above the…

PHYSICS · Single correct · A Level · Physics · Fields and their consequences · Fields and their consequences

Problem

Calculate the value of the acceleration due to gravity at an altitude of

500\,\text{km}

above the Earth’s surface. Take

g = 9.8\,\text{m\,s}^{-2}

and

R = 6400\,\text{km}

. (a)

9.1\,\text{m\,s}^{-2}

(b)

7.8\,\text{m\,s}^{-2}

(c)

8.4\,\text{m\,s}^{-2}

(d)

6.3\,\text{m\,s}^{-2}